CVE-2025-53502

HTML injection in FeaturedFeeds

State: Published
Severity: 6.5 Medium
Published: Jul 3, 2025
Updated: Jul 10, 2025
Reserved: Jun 30, 2025

Description

Improper Input Validation vulnerability in Wikimedia Foundation Mediawiki - FeaturedFeeds Extension allows Cross-Site Scripting (XSS).This issue affects Mediawiki - FeaturedFeeds Extension: 1.39.X, 1.42.X, 1.43.X.

Scores

CVSS	Score	Vector	Source
3.1	6.5 Medium	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N	CISA-ADP

Weaknesses

CWE-20 Improper Input Validation

Affected Products

Product	Versions
Mediawiki - FeaturedFeeds ExtensionWikimedia Foundation	1.39.xAffected 1.42.xAffected 1.43.xAffected

References

https://phabricator.wikimedia.org/T392279
https://gerrit.wikimedia.org/r/c/mediawiki/extensions/FeaturedFeeds/+/1149742

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